/*
 * Copyright (c) 2001, David N. Main, All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or
 * without modification, are permitted provided that the
 * following conditions are met:
 *
 * 1. Redistributions of source code must retain the above
 * copyright notice, this list of conditions and the following
 * disclaimer.
 *
 * 2. Redistributions in binary form must reproduce the above
 * copyright notice, this list of conditions and the following
 * disclaimer in the documentation and/or other materials
 * provided with the distribution.
 *
 * 3. The name of the author may not be used to endorse or
 * promote products derived from this software without specific
 * prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY
 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
 * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
 * AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
 * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

package com.anotherbigidea.flash.structs;

import java.io.IOException;

import com.anotherbigidea.io.InStream;
import com.anotherbigidea.io.OutStream;


/**
 * A Color with an Alpha component
 */
public class AlphaColor extends Color {
    protected int alpha;

    public int getAlpha() {
        return alpha;
    }

    public void setAlpha(int alpha) {
        this.alpha = alpha;
    }

    public AlphaColor(int red, int green, int blue, int alpha) {
        super(red, green, blue);
        this.alpha = alpha;
    }

    public AlphaColor(Color color, int alpha) {
        this(color.getRed(), color.getGreen(), color.getBlue(), alpha);
    }

    public AlphaColor(InStream in) throws IOException {
        super(in);
        alpha = in.readUI8();
    }

    public void write(OutStream out) throws IOException {
        writeRGB(out);
        out.writeUI8(alpha);
    }

    public void writeWithAlpha(OutStream out) throws IOException {
        write(out);
    }

    public boolean equals(AlphaColor color) {
        return super.equals(color) && (alpha == color.getAlpha());
    }

    public String toString() {
        return "RGBA(" + red + "," + green + "," + blue + "," + alpha + ")";
    }
}
